The Mach39, Under Armour's long track speedskating uniform, was developed with Lockheed… more

Under Armour

The Sochi Winter Olympics kick off Friday and Under Armour Inc. won't be sitting on the sidelines.

The Baltimore sportswear maker will outfit several teams competing in the 2014 games — the U.S. skeleton, bobsled and speedskating teams, as well as the Canadian snowboarders. The uniforms include some of Under Armour's (NYSE: UA) latest technology, like ColdGear Infrared, and aerodynamic innovation from Lockheed Martin Corp.